data.cms.gov

Hospital Service Area

The Hospital Service Area data is a summary of calendar year Medicare inpatient hospital fee-for-service and Medicare Advantage claims data.

Freshness

Last posted
Period covered
Jan 1, 2025 to Dec 31, 2025
Update frequency
Annually

Dates as CMS lists them in its catalog.

Columns 5

ColumnWhat it meansType
MEDICARE_PROV_NUMMEDICARE_PROV_NUMstring
ZIP_CD_OF_RESIDENCEZIP_CD_OF_RESIDENCEstring
TOTAL_DAYS_OF_CARETOTAL_DAYS_OF_CAREnumber
TOTAL_CHARGESTOTAL_CHARGESnumber
TOTAL_CASESTOTAL_CASESnumber

At a glance

Catalog
data.cms.gov
Publisher
Office of Enterprise Data and Analytics (OEDA)
Rows
1,175,708
Columns
5
State column
None found
Topics
Hospitals, Spending and use of services
Contact
CMSEDG_DataRequests_Intake@cms.hhs.gov

API

Free, no key needed. This request returns the first 10 rows as JSON:

https://data.cms.gov/data-api/v1/dataset/8708ca8b-8636-44ed-8303-724cbfaf78ad/data?size=10

Versions 11

The newest version is the one linked above. Older releases stay on the official site.

  • 2025-01-01posted Jul 6, 2026
  • 2024-01-01posted Sep 10, 2025
  • 2023-01-01posted Jul 26, 2024
  • 2022-01-01posted Sep 14, 2023
  • 2021-01-01posted Mar 6, 2023
  • 2020-12-31posted Oct 28, 2022
  • 2019-12-31posted Oct 28, 2022
  • 2018-12-31posted Oct 28, 2022
Show 3 older versions
  • 2017-12-31posted Mar 6, 2023
  • 2016-12-31posted Mar 6, 2023
  • 2015-12-31posted Nov 22, 2021

CMS's description

The Hospital Service Area data is a summary of calendar year Medicare inpatient hospital fee-for-service and Medicare Advantage claims data. It contains number of discharges, total days of care, and total charges summarized by hospital provider number and the ZIP code of the Medicare beneficiary.

Methodology and other documents from CMS:

The summary at the top is the first sentence of this description. Record id cms:8708ca8b-8636-44ed-8303-724cbfaf78ad. This record as JSON.

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